Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11767454 | Production tool to make abrasive particles with grooves | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2023-09-26 |
| 11707816 | Coated abrasive article with multiplexed structures of abrasive particles and method of making | Steven J. Keipert, Scott R. Culler | 2023-07-25 |
| 11344998 | Method of making a coated abrasive article | Scott R. Culler, Steven J. Keipert, Negus B. Adefris | 2022-05-31 |
| 10987780 | Shaped abrasive particles with a sloping sidewall | Negus B. Adefris, Dwight D. Erickson, Scott R. Culler, John D. Haas | 2021-04-27 |
| 10773361 | Systems and methods for making abrasive articles | Geoffrey I. Wilson, Mark R. Nyberg, Jeffery S. Thomford, Ernest L. Thurber, Brian G. Koethe +2 more | 2020-09-15 |
| 10675734 | Coated abrasive article maker apparatus | Scott R. Culler, Steven J. Keipert, Negus B. Adefris, Karan Jindal, Aaron K. Nienaber +4 more | 2020-06-09 |
| 10611001 | Method of making a coated abrasive article | Scott R. Culler, Steven J. Keipert, Negus B. Adefris | 2020-04-07 |
| 10518388 | Coated abrasive article maker apparatus | Scott R. Culler, Steven J. Keipert, Negus B. Adefris, Karan Jindal, Aaron K. Nienaber +4 more | 2019-12-31 |
| 10493596 | Coated abrasive article with multiplexed structures of abrasive particles and method of making | Steven J. Keipert, Scott R. Culler | 2019-12-03 |
| 10000677 | Method of making ceramic shaped abrasive particles, sol-gel composition, and ceramic shaped abrasive particles | Scott R. Culler, Dwight D. Erickson | 2018-06-19 |
| 9938439 | Production tool to make abrasive particles with grooves | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2018-04-10 |
| 9890309 | Abrasive article with shaped abrasive particles with grooves | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2018-02-13 |
| 9849563 | Abrasive article and method of making the same | Ernest L. Thurber, Rebecca A. Putans, Scott R. Culler, Brian G. Koethe, Brant A. Moegenburg +7 more | 2017-12-26 |
| 9790410 | Method of making ceramic shaped abrasive particles, sol-gel composition, and ceramic shaped abrasive particles | Scott R. Culler | 2017-10-17 |
| 9676078 | Electrostatic abrasive particle coating apparatus and method | Louis S. Moren, Brian G. Koethe | 2017-06-13 |
| 9446502 | Shaped, fractured abrasive particle, abrasive article using same and method of making | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2016-09-20 |
| 9150765 | Transfer assisted screen printing method of making shaped abrasive particles and the resulting shaped abrasive particles | Dennis G. Welygan, Dwight D. Erickson | 2015-10-06 |
| 9040122 | Electrostatic abrasive particle coating apparatus and method | Louis S. Moren, Brian G. Koethe | 2015-05-26 |
| 8845773 | Shaped abrasive particles with an opening | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2014-09-30 |
| 8771801 | Electrostatic abrasive particle coating apparatus and method | Louis S. Moren, Brian G. Koethe | 2014-07-08 |
| 8764865 | Shaped abrasive particles with grooves | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2014-07-01 |
| 8685124 | Abrasive article having a plurality of precisely-shaped abrasive composites | Moses M. David, Scott R. Culler | 2014-04-01 |
| 8480772 | Transfer assisted screen printing method of making shaped abrasive particles and the resulting shaped abrasive particles | Dennis G. Welygan, Dwight D. Erickson | 2013-07-09 |
| 8142532 | Shaped abrasive particles with an opening | Dwight D. Erickson, Scott R. Culler, Negus B. Adefris, John D. Haas | 2012-03-27 |
| 8142891 | Dish-shaped abrasive particles with a recessed surface | Scott R. Culler, Dwight D. Erickson, Negus B. Adefris, John D. Haas | 2012-03-27 |